References
- Symposium, 1948. Preparation and measurements of isotopic tracers, Ann. Arbor.
- Conx, M., and H. C. UREY, 1938: Oxygen exchange reactions of organic compounds and water, J. Am. Chem. Soc., 6o, 679.
- DOLE, M., 1935: The relative atomic weight of oxygen in water and air. Ibid., 57, 2731.
- GREEN, C. H., and R. J. VOSRUYL, 1936: Explanation of the relatively large concentration of 0” in the atmosphere. Ibid., 58, 693.
- VROOMAN, R. H., 1948: M. Sc. Thesis, Mc Master Univ., Canada.
- RIESENFELD, E. H., und T. L. CHANG, 1936: Dampf-druck, Siedepunkt und Verdampfungswarme von HDO und H2018. Z. phys. Chem., B. 33, 127.
- HARADA, M, and T. TITANI, 1935: Isotopic composi-tion of rain and snow water. Chem. Soc. Japan, Bull. 50, 206 and 263.
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- TEIS, R. V., 1939: Isotopic composition of rain water. Akad. Nauk., SSSR, Doklady, 23, 674.
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- BERGERON, T., 1933: On the physics of clouds and precipitation. Proc., 2, 156. Int. geod. geophys. Un., fifth general assembly, Lisbon.
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- LANGMUIR, I., 1948: The production of rain by a chain reaction in cumulus clouds at temperatures about freezing. J. Meteor., 5, 175.
- HOUGHTON, H. G., 1951: On the physics of clouds and precipitation. Comp. of Meteor., p. 176, Boston, Mass.
- HOUGHTON, H. G., 1951: On the physics of clouds and precipitation. Comp. of Meteor., p. 176, Boston.
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- NIER, A. O.1950: A redetermination of the rela-tive abundances of the isotopes of C, N, 0, A, and K.